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 WORKSHEET 19 1. How is the wall of small intestine adapted for performing the function of absorption of food? Ans: The inner lining of the small intestine has numerous finger-like projections called villi, which increase the surface area for absorption. 2. Out of a goat and tiger, which one will have a longer small intestine? justify your answer. Ans: Goat, because herbivores eating grass need a longer small intestine to allow the cellulose to be digested. 3. State the role of pancreas in digestion of food. Ans: The primary role of the pancreas in digestion is the secretion of pancreatic juice, which contains a group of digestive enzymes that help in the complete digestion of food in the small intestine, carbohydrates convert into simple sugar by Amylase . Protein convert into amino acids by trypsin . Fat globules converts into fatty acids and glycerol by lipase . 4. Name a common nutrient that is absorbed in the small intestine and reabsorbed by the kidney tubules. Ans: Glucose/Amino